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GeneBe

17-42795616-G-A

Variant summary

Our verdict is Benign. Variant got -16 ACMG points: 0P and 16B. BP4_StrongBP6_Very_StrongBS2

The NM_032387.5(WNK4):​c.3023-9G>A variant causes a splice polypyrimidine tract, intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000156 in 1,613,902 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (★★).

Frequency

Genomes: 𝑓 0.00071 ( 0 hom., cov: 32)
Exomes 𝑓: 0.000099 ( 0 hom. )

Consequence

WNK4
NM_032387.5 splice_polypyrimidine_tract, intron

Scores

2
Splicing: ADA: 0.0002509
2

Clinical Significance

Benign/Likely benign criteria provided, multiple submitters, no conflicts B:2

Conservation

PhyloP100: -0.937
Variant links:
Genes affected
WNK4 (HGNC:14544): (WNK lysine deficient protein kinase 4) This gene encodes a member of the WNK family of serine-threonine protein kinases. The kinase is part of the tight junction complex in kidney cells, and regulates the balance between NaCl reabsorption and K(+) secretion. The kinase regulates the activities of several types of ion channels, cotransporters, and exchangers involved in electrolyte flux in epithelial cells. Mutations in this gene result in pseudohypoaldosteronism type IIB.[provided by RefSeq, Sep 2009]
COA3 (HGNC:24990): (cytochrome c oxidase assembly factor 3) This gene encodes a member of the cytochrome c oxidase assembly factor family. Studies of a related gene in fly suggest that the encoded protein is localized to mitochondria and is essential for cytochrome c oxidase function. [provided by RefSeq, Nov 2012]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -16 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.87).
BP6
Variant 17-42795616-G-A is Benign according to our data. Variant chr17-42795616-G-A is described in ClinVar as [Likely_benign]. Clinvar id is 2072814.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.
BS2
High AC in GnomAd4 at 108 AD gene.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
WNK4NM_032387.5 linkuse as main transcriptc.3023-9G>A splice_polypyrimidine_tract_variant, intron_variant ENST00000246914.10

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
WNK4ENST00000246914.10 linkuse as main transcriptc.3023-9G>A splice_polypyrimidine_tract_variant, intron_variant 1 NM_032387.5 P1Q96J92-1
WNK4ENST00000591448.5 linkuse as main transcriptc.*1524-9G>A splice_polypyrimidine_tract_variant, intron_variant, NMD_transcript_variant 1
WNK4ENST00000587745.1 linkuse as main transcriptc.71-9G>A splice_polypyrimidine_tract_variant, intron_variant 5
COA3ENST00000586680.1 linkuse as main transcriptc.*680C>T 3_prime_UTR_variant, NMD_transcript_variant 3/32

Frequencies

GnomAD3 genomes
AF:
0.000703
AC:
107
AN:
152124
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.00222
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.000131
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00173
Gnomad SAS
AF:
0.00
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.0000441
Gnomad OTH
AF:
0.000478
GnomAD3 exomes
AF:
0.000358
AC:
90
AN:
251198
Hom.:
0
AF XY:
0.000265
AC XY:
36
AN XY:
135774
show subpopulations
Gnomad AFR exome
AF:
0.00221
Gnomad AMR exome
AF:
0.000116
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00228
Gnomad SAS exome
AF:
0.0000653
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.0000528
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000985
AC:
144
AN:
1461660
Hom.:
0
Cov.:
35
AF XY:
0.0000963
AC XY:
70
AN XY:
727140
show subpopulations
Gnomad4 AFR exome
AF:
0.00203
Gnomad4 AMR exome
AF:
0.000112
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.000504
Gnomad4 SAS exome
AF:
0.0000232
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.0000387
Gnomad4 OTH exome
AF:
0.0000828
GnomAD4 genome
AF:
0.000709
AC:
108
AN:
152242
Hom.:
0
Cov.:
32
AF XY:
0.000645
AC XY:
48
AN XY:
74422
show subpopulations
Gnomad4 AFR
AF:
0.00224
Gnomad4 AMR
AF:
0.000131
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00174
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.0000441
Gnomad4 OTH
AF:
0.000473
Alfa
AF:
0.000282
Hom.:
0
Bravo
AF:
0.000665
Asia WGS
AF:
0.000289
AC:
1
AN:
3478
EpiCase
AF:
0.0000545
EpiControl
AF:
0.0000593

ClinVar

Significance: Benign/Likely benign
Submissions summary: Benign:2
Revision: criteria provided, multiple submitters, no conflicts
LINK: link

Submissions by phenotype

WNK4-related disorder Benign:1
Likely benign, criteria provided, single submitterclinical testingPreventionGenetics, part of Exact SciencesDec 23, 2019This variant is classified as likely benign based on ACMG/AMP sequence variant interpretation guidelines (Richards et al. 2015 PMID: 25741868, with internal and published modifications). -
not provided Benign:1
Benign, criteria provided, single submitterclinical testingInvitaeApr 01, 2022- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.87
CADD
Benign
0.49
DANN
Benign
0.79
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
1.0

Splicing

Name
Calibrated prediction
Score
Prediction
dbscSNV1_ADA
Benign
0.00025
dbscSNV1_RF
Benign
0.028
SpliceAI score (max)
0.010
Details are displayed if max score is > 0.2

Find out detailed SpliceAI scores and Pangolin per-transcript scores at spliceailookup.broadinstitute.org

Publications

LitVar

Below is the list of publications found by LitVar. It may be empty.

Other links and lift over

dbSNP: rs377609818; hg19: chr17-40947634; COSMIC: COSV55907695; COSMIC: COSV55907695; API